Joseph Leo Kotnour, DDS
Dentist · La Crosse, WI
Joseph Leo Kotnour, DDS is a dentist with a practice address in La Crosse, Wisconsin, and NPI 1174623441, issued on Sep 25, 2006. Check the license (Wisconsin 2275, as entered in NPPES) with the Wisconsin board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Joseph Leo Kotnour
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- License number
- 2275 WI
Self-reported in NPPES; status is on the state search - Practice location
- 201 S 7TH Street, La Crosse, WI 54601
- Phone
- (608) 782-3003
- Enumerated
- Sep 25, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (608) 782-3120
- Medicaid ID
- 33388900 WI
- Entity
- Type 1 · individual
8 nearest dentist records → All 1,750 in Wisconsin → Look up another NPI →
Verify Joseph Leo Kotnour in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Wisconsin board licenses this profession
Search for license 2275Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $2.57
1 payment: food and beverage; the largest payer was Ultradent Products Inc. The 31,974 providers of this specialty with any payment received $540.36 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Joseph Leo Kotnour among 1,750 dentist records in Wisconsin
Joseph Leo Kotnour, DDS is one of 1,750 dentist records with a practice address in Wisconsin. 60% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 78% newer
- In a Medicare fileYes · 60% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dentist providers in Wisconsin
There are 1,750 dentist records in Wisconsin.
All 1,750 in Wisconsin → Every provider in La Crosse → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Kevin Cook, D.D.S.La Crosse, WI 546011447373204
- Bruce Davis, DDSLa Crosse, WI 546011295807246
- Kurt Dillard, DDSLa Crosse, WI 546011346389558
- Mary Hovel, DDSLa Crosse, WI 546011225141831
- David Jahimiak, DDSLa Crosse, WI 546011083880371
- Christine Jones, D.D.S.La Crosse, WI 546011235431503
- Dennis Loeffler, D.D.S.La Crosse, WI 546011811986938
- Leo Malin, DDSLa Crosse, WI 546011619043510
Common questions
What is Joseph Leo Kotnour, DDS's NPI number?
Joseph Leo Kotnour, DDS's National Provider Identifier (NPI) is 1174623441, issued on Sep 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Joseph Leo Kotnour, DDS located?
The NPPES record lists a practice address at 201 S 7TH Street, La Crosse, WI, 54601. Phone: (608) 782-3003. Providers update this record themselves, so call before visiting.
How can I verify Joseph Leo Kotnour, DDS's license?
NPPES lists Wisconsin license number 2275, as entered by the provider. Search the Wisconsin board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.